Stefan Beller <sbel...@google.com> writes:
> Currently submodule.<name>.update is only handled by git-submodule.sh.
> C code will start to need to make use of that value as more of the
> functionality of git-submodule.sh moves into library code in C.
>
> Add the update field to 'struct submodule' and populate it so it can
> be read as sm->update or from sm->update_command.
>
> Signed-off-by: Stefan Beller <sbel...@google.com>
> ---
> submodule-config.c | 22 ++++++++++++++++++++++
> submodule-config.h | 11 +++++++++++
> 2 files changed, 33 insertions(+)
>
> diff --git a/submodule-config.c b/submodule-config.c
> index afe0ea8..a1af5de 100644
> --- a/submodule-config.c
> +++ b/submodule-config.c
> @@ -194,6 +194,8 @@ static struct submodule *lookup_or_create_by_name(struct
> submodule_cache *cache,
>
> submodule->path = NULL;
> submodule->url = NULL;
> + submodule->update = SM_UPDATE_UNSPECIFIED;
> + submodule->update_command = NULL;
> submodule->fetch_recurse = RECURSE_SUBMODULES_NONE;
> submodule->ignore = NULL;
>
> @@ -311,6 +313,26 @@ static int parse_config(const char *var, const char
> *value, void *data)
> free((void *) submodule->url);
> submodule->url = xstrdup(value);
> }
> + } else if (!strcmp(item.buf, "update")) {
> + if (!value)
> + ret = config_error_nonbool(var);
> + else if (!me->overwrite &&
> + submodule->update != SM_UPDATE_UNSPECIFIED)
Funny indentation here (locally fixable).
Thanks to this change, we do not need "'!= NULL' removal" for this
location in 2/6.
> + warn_multiple_config(me->commit_sha1, submodule->name,
> + "update");
> + else {
> + submodule->update_command = NULL;
> + if (!strcmp(value, "none"))
> + submodule->update = SM_UPDATE_NONE;
> + else if (!strcmp(value, "checkout"))
> + submodule->update = SM_UPDATE_CHECKOUT;
> + else if (!strcmp(value, "rebase"))
> + submodule->update = SM_UPDATE_REBASE;
> + else if (!strcmp(value, "merge"))
> + submodule->update = SM_UPDATE_MERGE;
> + else if (!skip_prefix(value, "!",
> &submodule->update_command))
> + die(_("invalid value for %s"), var);
> + }
> }
>
> strbuf_release(&name);
> diff --git a/submodule-config.h b/submodule-config.h
> index 9061e4e..e3bd56e 100644
> --- a/submodule-config.h
> +++ b/submodule-config.h
> @@ -4,6 +4,15 @@
> #include "hashmap.h"
> #include "strbuf.h"
>
> +enum submodule_update_type {
> + SM_UPDATE_CHECKOUT,
> + SM_UPDATE_REBASE,
> + SM_UPDATE_MERGE,
> + SM_UPDATE_NONE,
> + SM_UPDATE_COMMAND,
> + SM_UPDATE_UNSPECIFIED
> +};
> +
> /*
> * Submodule entry containing the information about a certain submodule
> * in a certain revision.
> @@ -14,6 +23,8 @@ struct submodule {
> const char *url;
> int fetch_recurse;
> const char *ignore;
> + enum submodule_update_type update;
> + const char *update_command;
> /* the sha1 blob id of the responsible .gitmodules file */
> unsigned char gitmodules_sha1[20];
> };
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